[{"mac_prefix":"E0:13:33","mask_bits":24,"block_type":"MA-L","organization":"General Motors","address":"3300 General Motors Rd Milford MI US 48380","country":"US"},{"mac_prefix":"8C:1F:64:CA:D0","mask_bits":36,"block_type":"MA-S","organization":"General Motors","address":"Galgalei Hapladaa  Herzliya  IL 3030000","country":"IL"}]